Evidence map›Paper›PMID 16794014›Full record

ArticleEndocrinology2006

Chronic ethanol feeding suppresses beta-adrenergic receptor-stimulated lipolysis in adipocytes isolated from epididymal fat.

Li Kang, Laura E Nagy

Open access · greenAbstract read
In one paragraph

Article in Endocrinology, 2006. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 18 papers.

0numbers the graph read from it
0cells of the map it votes in
18citing papers in PubMed
2.1field-weighted citation impact, top 15% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

18 citing papers in PubMed, 34 citations in OpenAlex.

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  17. Chronic ethanol feeding to rats decreases adiponectin secretion by subcutaneous adipocytes.American journal of physiology. Endocrinology and metabolism · 2007
    Article
  18. Regulation of lipolysis in adipocytes.Annual review of nutrition · 2007
    Review
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

2 authors at 1 institution in 1 country.

Li KangDepartment of Nutrition, Case Western Reserve University, 10900 Euclid Avenue, Cleveland, Ohio 44106-4906, USA.
Laura E Nagy
Case Western Reserve University · US

Funding

Role of Adipose in Ethanol-Induced Tissue InjuryR37AA011876 · NIAAA · CLEVELAND CLINIC LERNER COM-CWRU · PI NAGY, LAURA E. · 2009 to 2018
$4.0M
INSULIN MEDIATED GLUCOSE TRANSPORT DISRUPT BY ETHANOLR01AA011876 · NIAAA · CLEVELAND CLINIC LERNER COM-CWRU · PI NAGY, LAURA E · 1998 to 2007
$2.4M
NIAAA NIH HHS AA 11876NIAAA NIH HHS R01 AA011876NIAAA NIH HHS R37 AA011876
6 · The paper itself

Abstract

Chronic ethanol consumption disrupts G protein-dependent signaling pathways in rat adipocytes. Because lipolysis in adipocytes is regulated by G protein-mediated cAMP signal transduction, we hypothesized that cAMP-regulated lipolysis may be vulnerable to long-term ethanol exposure. Male Wistar rats were fed a liquid diet containing ethanol as 35% of total calories or pair-fed a control diet that isocalorically substituted maltose dextrins for ethanol for 4 wk. Lipolysis was measured by glycerol release over 1 h with or without agonists in adipocytes isolated from epididymal fat. Chronic ethanol feeding decreased beta-adrenergic receptor-stimulated lipolysis, but had no effect on basal lipolysis. In response to beta-adrenergic activation, the early peak of cAMP accumulation was suppressed after ethanol feeding, although the basal cAMP concentration in adipocytes did not differ between pair- and ethanol-fed rats. The suppression in cAMP accumulation caused by ethanol feeding was associated with increased activity of phosphodiesterase 4. Chronic ethanol feeding also decreased beta-adrenergic receptor-stimulated protein kinase A activation and phosphorylation of its downstream proteins, perilipin A and hormone-sensitive lipase, the primary lipase-mediating lipolysis. In conclusion, these data suggest that chronic ethanol feeding increased phosphodiesterase 4 activity in adipocytes, resulting in decreased accumulation of cAMP in response to beta-adrenergic activation and a suppression of beta-adrenergic stimulation of lipolysis.

Indexed as

3',5'-Cyclic-AMP Phosphodiesterases4-(3-Butoxy-4-methoxybenzyl)-2-imidazolidinoneAdipocytesAdrenergic beta-AgonistsAnimalsCarrier ProteinsCyclic AMPCyclic AMP-Dependent Protein KinasesCyclic Nucleotide Phosphodiesterases, Type 4DietEpididymisEthanolGlycerolIsoproterenolLipolysisMale3',5'-Cyclic-AMP Phosphodiesterases4-(3-Butoxy-4-methoxybenzyl)-2-imidazolidinoneAdrenergic beta-AgonistsCarrier ProteinsCyclic AMPCyclic AMP-Dependent Protein KinasesCyclic Nucleotide Phosphodiesterases, Type 4EthanolGlycerolIsoproterenolPerilipin-1Phosphodiesterase InhibitorsPhosphoproteinsReceptors, Adrenergic, betaSterol Esterase

Identifiers

PMID16794014
PMCPMC1764504
OpenAlexW2003881415

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.